-- Load the TAP functions.
BEGIN;

-- Plan the tests.
SELECT plan(2);

-- Run the tests. 
SELECT is(
    public.first_agg(1,2),
    1,
    'testing having two interger parameters; picking first parameter'
);

SELECT is(
    public.first_agg('1'::text,'2'::text),
    '1',
    'testing having two string parameters; picking first parameter'
);

-- Finish the tests and clean up.
SELECT * FROM finish();
ROLLBACK;